Composition algebras over rings of genus zero

Pumplün, S.

doi:10.1090/S0002-9947-99-01935-2

Composition algebras over rings of genus zero
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Trans. Amer. Math. Soc. 351 (1999), 1277-1292 Request permission

Abstract:

The theory of composition algebras over locally ringed spaces and some basic results from algebraic geometry are used to characterize composition algebras over open dense subschemes of curves of genus zero.

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